<template>
    <div>
        <city-header></city-header>
        <city-search :cities="cities"></city-search>
        <city-list
            :city="cities"
            :hot="hotCities"
            :letter="letter"
        >

        </city-list>
        <city-alphabet
            :city="cities"
            @change="handleLetterChange"
        ></city-alphabet>
    </div>
</template>

<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'
export default{
    name:'City',
    components:{
        CityAlphabet,
        CityHeader,
        CitySearch,
        CityList,
        CityAlphabet
    },
    data (){
        return{
            hotCities:[],
            cities:{},
            letter:""
        }
    },
    methods :{
        getCityInfo (){
            axios.get('/api/city.json')
                .then(this.handleGetCityInfoSucc)
        },
        handleGetCityInfoSucc (res){
            res = res.data;
            if(res.ret && res.data){
                const data = res.data;
                this.hotCities = data.hotCities;
                this.cities = data.cities;
            }
        },
        handleLetterChange (letter) {
            this.letter = letter;
        }
    },
    mounted (){
        this.getCityInfo()
    }
}
</script>

<style lang="stylus" scoped>

</style>
